| # Copyright 2016, Google Inc. |
| # All rights reserved. |
| # |
| # Redistribution and use in source and binary forms, with or without |
| # modification, are permitted provided that the following conditions are |
| # met: |
| # |
| # * Redistributions of source code must retain the above copyright |
| # notice, this list of conditions and the following disclaimer. |
| # * Redistributions in binary form must reproduce the above |
| # copyright notice, this list of conditions and the following disclaimer |
| # in the documentation and/or other materials provided with the |
| # distribution. |
| # * Neither the name of Google Inc. nor the names of its |
| # contributors may be used to endorse or promote products derived from |
| # this software without specific prior written permission. |
| # |
| # THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS |
| # "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT |
| # LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR |
| # A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT |
| # OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, |
| # SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT |
| # LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
| # DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
| # THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
| # (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
| # OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| |
| # performance scenario configuration for various languages |
| |
| SINGLE_MACHINE_CORES=8 |
| WARMUP_SECONDS=5 |
| JAVA_WARMUP_SECONDS=15 # Java needs more warmup time for JIT to kick in. |
| BENCHMARK_SECONDS=30 |
| |
| SECURE_SECARGS = {'use_test_ca': True, |
| 'server_host_override': 'foo.test.google.fr'} |
| |
| HISTOGRAM_PARAMS = { |
| 'resolution': 0.01, |
| 'max_possible': 60e9, |
| } |
| |
| EMPTY_GENERIC_PAYLOAD = { |
| 'bytebuf_params': { |
| 'req_size': 0, |
| 'resp_size': 0, |
| } |
| } |
| EMPTY_PROTO_PAYLOAD = { |
| 'simple_params': { |
| 'req_size': 0, |
| 'resp_size': 0, |
| } |
| } |
| BIG_GENERIC_PAYLOAD = { |
| 'bytebuf_params': { |
| 'req_size': 65536, |
| 'resp_size': 65536, |
| } |
| } |
| |
| # deep is the number of RPCs outstanding on a channel in non-ping-pong tests |
| # (the value used is 1 otherwise) |
| DEEP=100 |
| |
| # wide is the number of client channels in multi-channel tests (1 otherwise) |
| WIDE=64 |
| |
| |
| class CXXLanguage: |
| |
| def __init__(self): |
| self.safename = 'cxx' |
| |
| def worker_cmdline(self): |
| return ['bins/opt/qps_worker'] |
| |
| def worker_port_offset(self): |
| return 0 |
| |
| def scenarios(self): |
| # TODO(ctiller): add 70% load latency test |
| for secure in [True, False]: |
| if secure: |
| secstr = 'secure' |
| secargs = SECURE_SECARGS |
| else: |
| secstr = 'insecure' |
| secargs = None |
| |
| yield { |
| 'name': 'cpp_generic_async_streaming_ping_pong_%s' |
| % secstr, |
| 'num_servers': 1, |
| 'num_clients': 1, |
| 'client_config': { |
| 'client_type': 'ASYNC_CLIENT', |
| 'security_params': secargs, |
| 'outstanding_rpcs_per_channel': 1, |
| 'client_channels': 1, |
| 'async_client_threads': 1, |
| 'rpc_type': 'STREAMING', |
| 'load_params': { |
| 'closed_loop': {} |
| }, |
| 'payload_config': EMPTY_GENERIC_PAYLOAD, |
| 'histogram_params': HISTOGRAM_PARAMS, |
| }, |
| 'server_config': { |
| 'server_type': 'ASYNC_GENERIC_SERVER', |
| 'security_params': secargs, |
| 'core_limit': 1, |
| 'async_server_threads': 1, |
| 'payload_config': EMPTY_GENERIC_PAYLOAD, |
| }, |
| 'warmup_seconds': WARMUP_SECONDS, |
| 'benchmark_seconds': BENCHMARK_SECONDS |
| } |
| yield { |
| 'name': 'cpp_generic_async_streaming_qps_unconstrained_%s' |
| % secstr, |
| 'num_servers': 1, |
| 'num_clients': 0, |
| 'client_config': { |
| 'client_type': 'ASYNC_CLIENT', |
| 'security_params': secargs, |
| 'outstanding_rpcs_per_channel': DEEP, |
| 'client_channels': WIDE, |
| 'async_client_threads': 0, |
| 'rpc_type': 'STREAMING', |
| 'load_params': { |
| 'closed_loop': {} |
| }, |
| 'payload_config': EMPTY_GENERIC_PAYLOAD, |
| 'histogram_params': HISTOGRAM_PARAMS, |
| }, |
| 'server_config': { |
| 'server_type': 'ASYNC_GENERIC_SERVER', |
| 'security_params': secargs, |
| 'core_limit': SINGLE_MACHINE_CORES/2, |
| 'async_server_threads': 0, |
| 'payload_config': EMPTY_GENERIC_PAYLOAD, |
| }, |
| 'warmup_seconds': WARMUP_SECONDS, |
| 'benchmark_seconds': BENCHMARK_SECONDS |
| } |
| yield { |
| 'name': 'cpp_generic_async_streaming_qps_one_server_core_%s' |
| % secstr, |
| 'num_servers': 1, |
| 'num_clients': 0, |
| 'client_config': { |
| 'client_type': 'ASYNC_CLIENT', |
| 'security_params': secargs, |
| 'outstanding_rpcs_per_channel': DEEP, |
| 'client_channels': WIDE, |
| 'async_client_threads': 0, |
| 'rpc_type': 'STREAMING', |
| 'load_params': { |
| 'closed_loop': {} |
| }, |
| 'payload_config': EMPTY_GENERIC_PAYLOAD, |
| 'histogram_params': HISTOGRAM_PARAMS, |
| }, |
| 'server_config': { |
| 'server_type': 'ASYNC_GENERIC_SERVER', |
| 'security_params': secargs, |
| 'core_limit': 1, |
| 'async_server_threads': 1, |
| 'payload_config': EMPTY_GENERIC_PAYLOAD, |
| }, |
| 'warmup_seconds': WARMUP_SECONDS, |
| 'benchmark_seconds': BENCHMARK_SECONDS |
| } |
| yield { |
| 'name': 'cpp_protobuf_async_streaming_qps_unconstrained_%s' |
| % secstr, |
| 'num_servers': 1, |
| 'num_clients': 0, |
| 'client_config': { |
| 'client_type': 'ASYNC_CLIENT', |
| 'security_params': secargs, |
| 'outstanding_rpcs_per_channel': DEEP, |
| 'client_channels': WIDE, |
| 'async_client_threads': 0, |
| 'rpc_type': 'STREAMING', |
| 'load_params': { |
| 'closed_loop': {} |
| }, |
| 'payload_config': EMPTY_PROTO_PAYLOAD, |
| 'histogram_params': HISTOGRAM_PARAMS, |
| }, |
| 'server_config': { |
| 'server_type': 'ASYNC_SERVER', |
| 'security_params': secargs, |
| 'core_limit': SINGLE_MACHINE_CORES/2, |
| 'async_server_threads': 0, |
| }, |
| 'warmup_seconds': WARMUP_SECONDS, |
| 'benchmark_seconds': BENCHMARK_SECONDS |
| } |
| yield { |
| 'name': 'cpp_protobuf_async_streaming_ping_pong_%s' |
| % secstr, |
| 'num_servers': 1, |
| 'num_clients': 1, |
| 'client_config': { |
| 'client_type': 'ASYNC_CLIENT', |
| 'security_params': secargs, |
| 'outstanding_rpcs_per_channel': 1, |
| 'client_channels': 1, |
| 'async_client_threads': 1, |
| 'rpc_type': 'STREAMING', |
| 'load_params': { |
| 'closed_loop': {} |
| }, |
| 'payload_config': EMPTY_PROTO_PAYLOAD, |
| 'histogram_params': HISTOGRAM_PARAMS, |
| }, |
| 'server_config': { |
| 'server_type': 'ASYNC_SERVER', |
| 'security_params': secargs, |
| 'core_limit': 1, |
| 'async_server_threads': 1, |
| }, |
| 'warmup_seconds': WARMUP_SECONDS, |
| 'benchmark_seconds': BENCHMARK_SECONDS |
| } |
| yield { |
| 'name': 'cpp_protobuf_sync_unary_ping_pong_%s' |
| % secstr, |
| 'num_servers': 1, |
| 'num_clients': 1, |
| 'client_config': { |
| 'client_type': 'SYNC_CLIENT', |
| 'security_params': secargs, |
| 'outstanding_rpcs_per_channel': 1, |
| 'client_channels': 1, |
| 'async_client_threads': 0, |
| 'rpc_type': 'UNARY', |
| 'load_params': { |
| 'closed_loop': {} |
| }, |
| 'payload_config': EMPTY_PROTO_PAYLOAD, |
| 'histogram_params': HISTOGRAM_PARAMS, |
| }, |
| 'server_config': { |
| 'server_type': 'SYNC_SERVER', |
| 'security_params': secargs, |
| 'core_limit': 1, |
| 'async_server_threads': 0, |
| }, |
| 'warmup_seconds': WARMUP_SECONDS, |
| 'benchmark_seconds': BENCHMARK_SECONDS |
| } |
| yield { |
| 'name': 'cpp_protobuf_async_unary_ping_pong_%s' |
| % secstr, |
| 'num_servers': 1, |
| 'num_clients': 1, |
| 'client_config': { |
| 'client_type': 'ASYNC_CLIENT', |
| 'security_params': secargs, |
| 'outstanding_rpcs_per_channel': 1, |
| 'client_channels': 1, |
| 'async_client_threads': 1, |
| 'rpc_type': 'UNARY', |
| 'load_params': { |
| 'closed_loop': {} |
| }, |
| 'payload_config': EMPTY_PROTO_PAYLOAD, |
| 'histogram_params': HISTOGRAM_PARAMS, |
| }, |
| 'server_config': { |
| 'server_type': 'ASYNC_SERVER', |
| 'security_params': secargs, |
| 'core_limit': 1, |
| 'async_server_threads': 1, |
| }, |
| 'warmup_seconds': WARMUP_SECONDS, |
| 'benchmark_seconds': BENCHMARK_SECONDS |
| } |
| |
| def __str__(self): |
| return 'c++' |
| |
| |
| class CSharpLanguage: |
| |
| def __init__(self): |
| self.safename = str(self) |
| |
| def worker_cmdline(self): |
| return ['tools/run_tests/performance/run_worker_csharp.sh'] |
| |
| def worker_port_offset(self): |
| return 100 |
| |
| def scenarios(self): |
| secargs = SECURE_SECARGS |
| yield { |
| 'name': 'csharp_generic_async_streaming_ping_pong', |
| 'num_servers': 1, |
| 'num_clients': 1, |
| 'client_config': { |
| 'client_type': 'ASYNC_CLIENT', |
| 'security_params': secargs, |
| 'outstanding_rpcs_per_channel': 1, |
| 'client_channels': 1, |
| 'async_client_threads': 1, |
| 'rpc_type': 'STREAMING', |
| 'load_params': { |
| 'closed_loop': {} |
| }, |
| 'payload_config': EMPTY_GENERIC_PAYLOAD, |
| 'histogram_params': HISTOGRAM_PARAMS, |
| }, |
| 'server_config': { |
| 'server_type': 'ASYNC_GENERIC_SERVER', |
| 'security_params': secargs, |
| 'core_limit': 0, |
| 'async_server_threads': 0, |
| 'payload_config': EMPTY_GENERIC_PAYLOAD, |
| }, |
| 'warmup_seconds': WARMUP_SECONDS, |
| 'benchmark_seconds': BENCHMARK_SECONDS |
| } |
| yield { |
| 'name': 'csharp_protobuf_async_unary_ping_pong', |
| 'num_servers': 1, |
| 'num_clients': 1, |
| 'client_config': { |
| 'client_type': 'ASYNC_CLIENT', |
| 'security_params': secargs, |
| 'outstanding_rpcs_per_channel': 1, |
| 'client_channels': 1, |
| 'async_client_threads': 1, |
| 'rpc_type': 'UNARY', |
| 'load_params': { |
| 'closed_loop': {} |
| }, |
| 'payload_config': EMPTY_PROTO_PAYLOAD, |
| 'histogram_params': HISTOGRAM_PARAMS, |
| }, |
| 'server_config': { |
| 'server_type': 'ASYNC_SERVER', |
| 'security_params': secargs, |
| 'core_limit': 0, |
| 'async_server_threads': 0, |
| }, |
| 'warmup_seconds': WARMUP_SECONDS, |
| 'benchmark_seconds': BENCHMARK_SECONDS |
| } |
| yield { |
| 'name': 'csharp_protobuf_sync_to_async_unary_ping_pong', |
| 'num_servers': 1, |
| 'num_clients': 1, |
| 'client_config': { |
| 'client_type': 'SYNC_CLIENT', |
| 'security_params': secargs, |
| 'outstanding_rpcs_per_channel': 1, |
| 'client_channels': 1, |
| 'async_client_threads': 1, |
| 'rpc_type': 'UNARY', |
| 'load_params': { |
| 'closed_loop': {} |
| }, |
| 'payload_config': EMPTY_PROTO_PAYLOAD, |
| 'histogram_params': HISTOGRAM_PARAMS, |
| }, |
| 'server_config': { |
| 'server_type': 'ASYNC_SERVER', |
| 'security_params': secargs, |
| 'core_limit': 0, |
| 'async_server_threads': 0, |
| }, |
| 'warmup_seconds': WARMUP_SECONDS, |
| 'benchmark_seconds': BENCHMARK_SECONDS |
| } |
| yield { |
| 'name': 'csharp_to_cpp_protobuf_sync_unary_ping_pong', |
| 'num_servers': 1, |
| 'num_clients': 1, |
| 'client_config': { |
| 'client_type': 'SYNC_CLIENT', |
| 'security_params': secargs, |
| 'outstanding_rpcs_per_channel': 1, |
| 'client_channels': 1, |
| 'async_client_threads': 1, |
| 'rpc_type': 'UNARY', |
| 'load_params': { |
| 'closed_loop': {} |
| }, |
| 'payload_config': EMPTY_PROTO_PAYLOAD, |
| 'histogram_params': HISTOGRAM_PARAMS, |
| }, |
| 'server_config': { |
| 'server_type': 'SYNC_SERVER', |
| 'security_params': secargs, |
| 'core_limit': 1, |
| 'async_server_threads': 1, |
| }, |
| 'warmup_seconds': WARMUP_SECONDS, |
| 'benchmark_seconds': BENCHMARK_SECONDS, |
| 'SERVER_LANGUAGE': 'c++' # recognized by run_performance_tests.py |
| } |
| |
| def __str__(self): |
| return 'csharp' |
| |
| |
| class NodeLanguage: |
| |
| def __init__(self): |
| pass |
| self.safename = str(self) |
| |
| def worker_cmdline(self): |
| return ['tools/run_tests/performance/run_worker_node.sh'] |
| |
| def worker_port_offset(self): |
| return 200 |
| |
| def scenarios(self): |
| # TODO(jtattermusch): add more scenarios |
| secargs = SECURE_SECARGS |
| yield { |
| 'name': 'node_protobuf_unary_ping_pong', |
| 'num_servers': 1, |
| 'num_clients': 1, |
| 'client_config': { |
| 'client_type': 'ASYNC_CLIENT', |
| 'security_params': secargs, |
| 'outstanding_rpcs_per_channel': 1, |
| 'client_channels': 1, |
| 'async_client_threads': 1, |
| 'rpc_type': 'UNARY', |
| 'load_params': { |
| 'closed_loop': {} |
| }, |
| 'payload_config': EMPTY_PROTO_PAYLOAD, |
| 'histogram_params': HISTOGRAM_PARAMS, |
| }, |
| 'server_config': { |
| 'server_type': 'ASYNC_SERVER', |
| 'security_params': secargs, |
| 'core_limit': 0, |
| 'async_server_threads': 1, |
| }, |
| 'warmup_seconds': WARMUP_SECONDS, |
| 'benchmark_seconds': BENCHMARK_SECONDS |
| } |
| |
| def __str__(self): |
| return 'node' |
| |
| class PythonLanguage: |
| |
| def __init__(self): |
| self.safename = 'python' |
| |
| def worker_cmdline(self): |
| return ['tools/run_tests/performance/run_worker_python.sh'] |
| |
| def worker_port_offset(self): |
| return 500 |
| |
| def scenarios(self): |
| yield { |
| 'name': 'python_to_cpp_protobuf_streaming_ping_pong', |
| 'num_servers': 1, |
| 'num_clients': 1, |
| 'client_config': { |
| 'client_type': 'ASYNC_CLIENT', |
| 'security_params': SECURE_SECARGS, |
| 'outstanding_rpcs_per_channel': 1, |
| 'client_channels': 1, |
| 'async_client_threads': 1, |
| 'rpc_type': 'STREAMING', |
| 'load_params': { |
| 'closed_loop': {} |
| }, |
| 'payload_config': EMPTY_PROTO_PAYLOAD, |
| 'histogram_params': HISTOGRAM_PARAMS, |
| }, |
| 'server_config': { |
| 'server_type': 'SYNC_SERVER', |
| 'security_params': SECURE_SECARGS, |
| 'core_limit': 0, |
| 'async_server_threads': 1, |
| }, |
| 'warmup_seconds': WARMUP_SECONDS, |
| 'benchmark_seconds': BENCHMARK_SECONDS, |
| 'SERVER_LANGUAGE': 'c++' |
| } |
| yield { |
| 'name': 'python_protobuf_sync_unary_ping_pong', |
| 'num_servers': 1, |
| 'num_clients': 1, |
| 'client_config': { |
| 'client_type': 'SYNC_CLIENT', |
| 'security_params': SECURE_SECARGS, |
| 'outstanding_rpcs_per_channel': 1, |
| 'client_channels': 1, |
| 'async_client_threads': 1, |
| 'rpc_type': 'UNARY', |
| 'load_params': { |
| 'closed_loop': {} |
| }, |
| 'payload_config': EMPTY_PROTO_PAYLOAD, |
| 'histogram_params': HISTOGRAM_PARAMS, |
| }, |
| 'server_config': { |
| 'server_type': 'SYNC_SERVER', |
| 'security_params': SECURE_SECARGS, |
| 'core_limit': 0, |
| 'async_server_threads': 1, |
| }, |
| 'warmup_seconds': WARMUP_SECONDS, |
| 'benchmark_seconds': BENCHMARK_SECONDS, |
| } |
| yield { |
| 'name': 'python_protobuf_async_unary_ping_pong', |
| 'num_servers': 1, |
| 'num_clients': 1, |
| 'client_config': { |
| 'client_type': 'ASYNC_CLIENT', |
| 'security_params': SECURE_SECARGS, |
| 'outstanding_rpcs_per_channel': 1, |
| 'client_channels': 1, |
| 'async_client_threads': 1, |
| 'rpc_type': 'UNARY', |
| 'load_params': { |
| 'closed_loop': {} |
| }, |
| 'payload_config': EMPTY_PROTO_PAYLOAD, |
| 'histogram_params': HISTOGRAM_PARAMS, |
| }, |
| 'server_config': { |
| 'server_type': 'SYNC_SERVER', |
| 'security_params': SECURE_SECARGS, |
| 'core_limit': 0, |
| 'async_server_threads': 1, |
| }, |
| 'warmup_seconds': WARMUP_SECONDS, |
| 'benchmark_seconds': BENCHMARK_SECONDS, |
| } |
| yield { |
| 'name': 'python_to_cpp_single_channel_throughput', |
| 'num_servers': 1, |
| 'num_clients': 1, |
| 'client_config': { |
| 'client_type': 'ASYNC_CLIENT', |
| 'security_params': SECURE_SECARGS, |
| 'outstanding_rpcs_per_channel': 1, |
| 'client_channels': 1, |
| 'async_client_threads': 1, |
| 'rpc_type': 'STREAMING', |
| 'load_params': { |
| 'closed_loop': {} |
| }, |
| 'payload_config': BIG_GENERIC_PAYLOAD, |
| 'histogram_params': HISTOGRAM_PARAMS, |
| }, |
| 'server_config': { |
| 'server_type': 'ASYNC_GENERIC_SERVER', |
| 'security_params': SECURE_SECARGS, |
| 'core_limit': SINGLE_MACHINE_CORES/2, |
| 'async_server_threads': 1, |
| 'payload_config': BIG_GENERIC_PAYLOAD, |
| }, |
| 'warmup_seconds': WARMUP_SECONDS, |
| 'benchmark_seconds': BENCHMARK_SECONDS, |
| 'SERVER_LANGUAGE': 'c++' |
| } |
| |
| def __str__(self): |
| return 'python' |
| |
| class RubyLanguage: |
| |
| def __init__(self): |
| pass |
| self.safename = str(self) |
| |
| def worker_cmdline(self): |
| return ['tools/run_tests/performance/run_worker_ruby.sh'] |
| |
| def worker_port_offset(self): |
| return 300 |
| |
| def scenarios(self): |
| # TODO(jtattermusch): add more scenarios |
| secargs = SECURE_SECARGS |
| yield { |
| 'name': 'ruby_protobuf_unary_ping_pong', |
| 'num_servers': 1, |
| 'num_clients': 1, |
| 'client_config': { |
| 'client_type': 'SYNC_CLIENT', |
| 'security_params': secargs, |
| 'outstanding_rpcs_per_channel': 1, |
| 'client_channels': 1, |
| 'async_client_threads': 1, |
| 'rpc_type': 'UNARY', |
| 'load_params': { |
| 'closed_loop': {} |
| }, |
| 'payload_config': EMPTY_PROTO_PAYLOAD, |
| 'histogram_params': HISTOGRAM_PARAMS, |
| }, |
| 'server_config': { |
| 'server_type': 'SYNC_SERVER', |
| 'security_params': secargs, |
| 'core_limit': 0, |
| 'async_server_threads': 1, |
| }, |
| 'warmup_seconds': WARMUP_SECONDS, |
| 'benchmark_seconds': BENCHMARK_SECONDS |
| } |
| |
| def __str__(self): |
| return 'ruby' |
| |
| |
| class JavaLanguage: |
| |
| def __init__(self): |
| pass |
| self.safename = str(self) |
| |
| def worker_cmdline(self): |
| return ['tools/run_tests/performance/run_worker_java.sh'] |
| |
| def worker_port_offset(self): |
| return 400 |
| |
| def scenarios(self): |
| # TODO(jtattermusch): add more scenarios |
| for secure in [True, False]: |
| if secure: |
| secstr = 'secure' |
| secargs = SECURE_SECARGS |
| else: |
| secstr = 'insecure' |
| secargs = None |
| |
| yield { |
| 'name': 'java_protobuf_unary_ping_pong_%s' % secstr, |
| 'num_servers': 1, |
| 'num_clients': 1, |
| 'client_config': { |
| 'client_type': 'SYNC_CLIENT', |
| 'security_params': secargs, |
| 'outstanding_rpcs_per_channel': 1, |
| 'client_channels': 1, |
| 'async_client_threads': 1, |
| 'rpc_type': 'UNARY', |
| 'load_params': { |
| 'closed_loop': {} |
| }, |
| 'payload_config': EMPTY_PROTO_PAYLOAD, |
| 'histogram_params': HISTOGRAM_PARAMS, |
| }, |
| 'server_config': { |
| 'server_type': 'SYNC_SERVER', |
| 'security_params': secargs, |
| 'core_limit': 0, |
| 'async_server_threads': 1, |
| }, |
| 'warmup_seconds': JAVA_WARMUP_SECONDS, |
| 'benchmark_seconds': BENCHMARK_SECONDS |
| } |
| |
| def __str__(self): |
| return 'java' |
| |
| |
| LANGUAGES = { |
| 'c++' : CXXLanguage(), |
| 'csharp' : CSharpLanguage(), |
| 'node' : NodeLanguage(), |
| 'ruby' : RubyLanguage(), |
| 'java' : JavaLanguage(), |
| 'python' : PythonLanguage(), |
| } |